15720392065

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{911063}}^1$

素因数の和:911121

約数の個数: 32

約数和(自身を含む): 23614778880

約数和(自身を除く): 7894386815

約数列:

[1, 5, 7, 17, 29, 35, 85, 119, 145, 203, 493, 595, 1015, 2465, 3451, 17255, 911063, 4555315, 6377441, 15488071, 26420827, 31887205, 77440355, 108416497, 132104135, 184945789, 449154059, 542082485, 924728945, 2245770295, 3144078413, 15720392065]

約数ペア:

[(1, 15720392065), (5, 3144078413), (7, 2245770295), (17, 924728945), (29, 542082485), (35, 449154059), (85, 184945789), (119, 132104135), (145, 108416497), (203, 77440355), (493, 31887205), (595, 26420827), (1015, 15488071), (2465, 6377441), (3451, 4555315), (17255, 911063)]